Animals genetics animal 813 metabolism 412 nonhuman 401 article 396 controlled study 299 female 279 male 257 Female 250 priority journal 243 Male 241 physiology 235 human 224 mouse 224 Article 208 Mice 208 Humans 199 animal cell 181 gene expression regulation 158 animal experiment 146 gene expression 134 unclassified drug 130 animal tissue 120 Argentina 111 chemistry 110 protein expression 105 messenger RNA 102 phylogeny 101 nucleotide sequence 100